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/* Synchronet QWKnet node list or route.dat file generator */

/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
 * Copyright Rob Swindell - http://www.synchro.net/copyright.html			*
 *																			*
 * This program is free software; you can redistribute it and/or			*
 * modify it under the terms of the GNU General Public License				*
 * as published by the Free Software Foundation; either version 2			*
 * of the License, or (at your option) any later version.					*
 * See the GNU General Public License for more details: gpl.txt or			*
 * http://www.fsf.org/copyleft/gpl.html										*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/

#include "load_cfg.h"
#include "str_util.h"
#include "date_str.h"
#include "smblib.h"
#include "nopen.h"
#include "crc16.h"
#include "crc32.h"
#include "conwrap.h"    /* kbhit */
#include <stdarg.h>
unsigned _stklen = 10000;
smb_t    smb;
scfg_t   cfg;
void stripctrla(char *str)
	for (i = j = 0; str[i] && j < sizeof(out) - 1; i++) {
		if (str[i] == CTRL_A && str[i + 1] != 0)
	out[j] = 0;
	strcpy(str, out);
int lputs(char* str)
	char tmp[256];
	int  i, j, k;
	j = strlen(str);
	for (i = k = 0; i < j; i++)      /* remove CRs */
		if (str[i] == CR && str[i + 1] == LF)
			continue;
		else
			tmp[k++] = str[i];
	tmp[k] = 0;
	return fputs(tmp, stdout);
}
/****************************************************************************/
/* Performs printf() through local assembly routines                        */
/* Called from everywhere                                                   */
/****************************************************************************/
int lprintf(const char *fmat, ...)
{
	va_list argptr;
	char    sbuf[256];
	int     chcount;
	va_start(argptr, fmat);
	chcount = vsnprintf(sbuf, sizeof(sbuf), fmat, argptr);
	sbuf[sizeof(sbuf) - 1] = 0;
}
void bail(int code)
{
char *loadmsgtail(smbmsg_t* msg)
	char *   buf = NULL;
	uint16_t xlat;
	int      i;
	long     l = 0, length;
	for (i = 0; i < msg->hdr.total_dfields; i++) {
		if (msg->dfield[i].type != TEXT_TAIL)
			continue;
		fseek(smb.sdt_fp, msg->hdr.offset + msg->dfield[i].offset
		      , SEEK_SET);
		if (fread(&xlat, 2, 1, smb.sdt_fp) != 1)
		if (xlat != XLAT_NONE)         /* no translations supported */
			continue;
		length = msg->dfield[i].length - 2;
		if ((buf = realloc_or_free(buf, l + msg->dfield[i].length + 1)) == NULL)
		l += fread(buf + l, 1, length, smb.sdt_fp);
		buf[l] = 0;
void gettag(smbmsg_t* msg, char *tag)
	tag[0] = 0;
	buf = loadmsgtail(msg);
	if (buf == NULL)
		return;
	truncsp(buf);
	stripctrla(buf);
	p = strrchr(buf, LF);
	if (!strnicmp(p, "  Synchronet  ", 16))
		p += 16;
	if (!strnicmp(p, " * Synchronet * ", 16))
		p += 16;
	while (*p && *p <= ' ') p++;
	strcpy(tag, p);
	free(buf);
#define FEED   (1 << 0)
#define LOCAL  (1 << 1)
#define APPEND (1 << 2)
#define TAGS   (1 << 3)
#define ROUTE  (1 << 1)
#define NODES  (1 << 2)
#define USERS  (1 << 3)
char *usage = "\nusage: qwknodes [-opts] cmds"
              "\n"
              "\n cmds: r  =  create route.dat"
              "\n       u  =  create users.dat"
              "\n       n  =  create nodes.dat"
              "\n"
              "\n opts: f  =  format addresses for nodes that feed from this system"
              "\n       a  =  append existing output files"
              "\n       t  =  include tag lines in nodes.dat"
              "\n       l  =  include local users in users.dat"
              "\n       m# =  maximum message age set to # days";
int main(int argc, char **argv)
	char        str[256], tmp[128], tag[256], addr[256], *p;
	int         i, j, mode = 0, cmd = 0, o_mode, max_age = 0;
	ushort      smm, sbl;
	uint32_t *  crc = NULL, curcrc, total_crcs = 0, l;
	FILE *      route = NULL, *users = NULL, *nodes = NULL;
	time_t      now;
	smbmsg_t    msg;
	const char* revision = "1.26";
	fprintf(stdout, "\nSynchronet QWKnet Node/Route/User List Generator v%s-%s\n"
	        , revision, PLATFORM_DESC);
	for (i = 1; i < argc; i++)
		for (j = 0; argv[i][j]; j++)
			switch (toupper(argv[i][j])) {
				case '/':
				case '-':
					while (argv[i][++j])
						switch (toupper(argv[i][j])) {
							case 'F':
								break;
							case 'L':
								break;
							case 'A':
								break;
							case 'T':
								break;
							case 'M':
								j++;
								max_age = atoi(argv[i] + j);
								while (isdigit(argv[i][j + 1])) j++;
								break;
							default:
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								puts(usage);
				case 'R':
					break;
				case 'U':
					break;
				case 'N':
					break;
				default:
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					puts(usage);
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		puts(usage);
	if (mode & APPEND)
		o_mode = O_WRONLY | O_CREAT | O_APPEND;
		o_mode = O_WRONLY | O_CREAT | O_TRUNC;
	if (cmd & NODES)
		if ((nodes = fnopen(&i, "nodes.dat", o_mode)) == NULL) {
			printf("\7\nError opening nodes.dat\n");
	if (cmd & USERS)
		if ((users = fnopen(&i, "users.dat", o_mode)) == NULL) {
			printf("\7\nError opening users.dat\n");
	if (cmd & ROUTE)
		if ((route = fnopen(&i, "route.dat", o_mode)) == NULL) {
			printf("\7\nError opening route.dat\n");
	cfg.size = sizeof(cfg);
	SAFECOPY(cfg.ctrl_dir, get_ctrl_dir(/* warn: */ TRUE));
	if (!load_cfg(&cfg, /* text: */ NULL, /* prep: */ TRUE, /* node: */ FALSE, str, sizeof(str))) {
		printf("\7\n%s\n", str);
	now = time(NULL);
	smm = crc16("smm", 0);
	sbl = crc16("sbl", 0);
	fprintf(stdout, "\n\n");
	for (i = 0; i < cfg.total_subs; i++) {
		if (!(cfg.sub[i]->misc & SUB_QNET))
			continue;
		fprintf(stdout, "%-*s  %s\n"
		        , LEN_GSNAME, cfg.grp[cfg.sub[i]->grp]->sname, cfg.sub[i]->lname);
		SAFEPRINTF2(smb.file, "%s%s", cfg.sub[i]->data_dir, cfg.sub[i]->code);
		smb.retry_time = 30;
		smb.subnum = i;
		if ((j = smb_open(&smb)) != 0) {
			fprintf(stderr, "smb_open returned %d\n", j);
		if ((j = smb_locksmbhdr(&smb)) != 0) {
			fprintf(stderr, "smb_locksmbhdr returned %d\n", j);
			smb_close(&smb);
		if ((j = smb_getstatus(&smb)) != 0) {
			fprintf(stderr, "smb_getstatus returned %d\n", j);
			smb_close(&smb);
		}
		smb_unlocksmbhdr(&smb);
		msg.idx_offset = smb.status.total_msgs;
		if (!msg.idx_offset) {
			smb_close(&smb);
			printf("Empty.\n");
		while (!kbhit() && !ferror(smb.sid_fp) && msg.idx_offset) {
			fseek(smb.sid_fp, msg.idx_offset * sizeof(idxrec_t), SEEK_SET);
			if (!fread(&msg.idx, 1, sizeof(idxrec_t), smb.sid_fp))
			fprintf(stdout, "%-5u\r", msg.idx_offset + 1);
			if (msg.idx.to == smm || msg.idx.to == sbl)
				continue;
			if (max_age && now - msg.idx.time > ((time_t)max_age * 24UL * 60UL * 60UL))
				continue;
			if ((j = smb_lockmsghdr(&smb, &msg)) != 0) {
				fprintf(stderr, "smb_lockmsghdr returned %d\n", j);
				break;
			if ((j = smb_getmsghdr(&smb, &msg)) != 0) {
				fprintf(stderr, "smb_getmsghdr returned %d\n", j);
				break;
			smb_unlockmsghdr(&smb, &msg);
			if ((mode & LOCAL && msg.from_net.type == NET_NONE)
			    || (msg.from_net.type == NET_QWK && msg.from_net.addr != NULL)) {
				if (msg.from_net.type != NET_QWK)
					msg.from_net.addr = "";
				if (cmd & USERS) {
					sprintf(str, "%s%s", (char *)msg.from_net.addr, (char *)msg.from);
					curcrc = crc32(str, 0);
					curcrc = crc32(msg.from_net.addr, 0);
				for (l = 0; l < total_crcs; l++)
					if (curcrc == crc[l])
				if (l == total_crcs) {
					total_crcs++;
					if ((crc = (uint32_t *)realloc_or_free(crc
					                                       , sizeof(uint32_t) * total_crcs)) == NULL) {
						printf("Error allocating %lu bytes\n"
						       , sizeof(uint32_t) * total_crcs);
						break;
					crc[l] = curcrc;
					if (cmd & ROUTE && msg.from_net.type == NET_QWK) {
						strcpy(addr, msg.from_net.addr);
						if (mode & FEED) {
							p = strrchr(addr, '/');
							if (!p)
								p = addr;
							safe_snprintf(str, sizeof(str), "%s %s:%s%c%s"
							              , unixtodstr(&cfg, smb_time(msg.hdr.when_written), tmp)
							              , p, cfg.sys_id, p == addr ? 0 : '/'
							              , addr);
							fprintf(route, "%s\r\n", str);
							p = strrchr(addr, '/');
							if (p) {
								*(p++) = 0;
								fprintf(route, "%s %s:%.*s\r\n"
								        , unixtodstr(&cfg, smb_time(msg.hdr.when_written), str)
								        , p
								        , (uint)(p - addr)
								        , addr);
							}
						}
					if (cmd & USERS) {
						if (msg.from_net.type != NET_QWK)
							strcpy(str, cfg.sys_id);
						else if (mode & FEED)
							sprintf(str, "%s/%s", cfg.sys_id, (char *)msg.from_net.addr);
							strcpy(str, msg.from_net.addr);
						p = strrchr(str, '/');
						if (p)
							fprintf(users, "%-25.25s  %-8.8s  %s  (%s)\r\n"
							        , msg.from, p + 1
							        , unixtodstr(&cfg, smb_time(msg.hdr.when_written), tmp)
							        , str);
							fprintf(users, "%-25.25s  %-8.8s  %s\r\n"
							        , msg.from, str
							        , unixtodstr(&cfg, smb_time(msg.hdr.when_written), tmp));
					if (cmd & NODES && msg.from_net.type == NET_QWK) {
						if (mode & TAGS)
							gettag(&msg, tag);
						if (mode & FEED)
							sprintf(str, "%s/%s", cfg.sys_id, (char *)msg.from_net.addr);
							strcpy(str, msg.from_net.addr);
						p = strrchr(str, '/');
						if (p) {
							if (mode & TAGS)
								fprintf(nodes, "%-8.8s  %s\r\n"
								        , p + 1
								        , tag);
								fprintf(nodes, "%-8.8s  %s  (%s)\r\n"
								        , p + 1
								        , unixtodstr(&cfg, smb_time(msg.hdr.when_written), tmp)
								        , str);
							fprintf(nodes, "%-8.8s  %s\r\n"
							        , str
							        , mode & TAGS
							    ? tag
							    : unixtodstr(&cfg, smb_time(msg.hdr.when_written), tmp));
			smb_freemsgmem(&msg);
		}

		smb_close(&smb);
			fprintf(stdout, "Key pressed.\n");
			break;
		}
	fprintf(stdout, "Done.\n");